import router from './router'
import { ElMessage } from 'element-plus'
import NProgress from 'nprogress'
import 'nprogress/nprogress.css'
import { getToken } from '@/utils/auth'
import { isHttp, isPathMatch } from '@/utils/validate'
import { isRelogin } from '@/utils/request'
import useUserStore from '@/store/modules/user'
import useSettingsStore from '@/store/modules/settings'
import usePermissionStore from '@/store/modules/permission'
import useAppStore from '@/store/modules/app'

NProgress.configure({ showSpinner: false })

const whiteList = ['/login', '/register']

const isWhiteList = (path) => {
  return whiteList.some((pattern) => isPathMatch(pattern, path))
}

let isGeneratingRoutes = false

router.beforeEach((to, from, next) => {
  NProgress.start()
  if (getToken()) {
    changeMenu(to)

    to.meta.title && useSettingsStore().setTitle(to.meta.title)
    /* has token*/
    if (to.path === '/login') {
      next({ path: '/' })
      NProgress.done()
    } else if (isWhiteList(to.path)) {
      next()
    } else {
      // 防止重复生成路由
      if (isGeneratingRoutes) {
        next()
        return
      }
      isGeneratingRoutes = true

      usePermissionStore()
        .generateRoutes()
        .then((accessRoutes) => {
          // 根据roles权限生成可访问的路由表
          accessRoutes.forEach((route) => {
            if (!isHttp(route.path)) {
              router.addRoute(route) // 动态添加可访问路由表
            }
          })
          next({ ...to, replace: true }) // hack方法 确保addRoutes已完成
        })
      // if (useUserStore().roles.length === 0) {
      //   isRelogin.show = true
      //   // 判断当前用户是否已拉取完user_info信息
      //   useUserStore().getInfo().then(() => {
      //     isRelogin.show = false

      //   }).catch(err => {
      //     useUserStore().logOut().then(() => {
      //       ElMessage.error(err)
      //       next({ path: '/' })
      //     })
      //   })
      // } else {
      //   next()
      // }
    }
  } else {
    // 没有token
    if (isWhiteList(to.path)) {
      // 在免登录白名单，直接进入
      next()
    } else {
      next(`/login?redirect=${to.fullPath}`) // 否则全部重定向到登录页
      NProgress.done()
    }
  }
})

// 监听路由变化更换菜单
const changeMenu = (to) => {
  const { path } = to;
  const navList = JSON.parse(sessionStorage.getItem('navList')) || [];
  if(path === '/' || path === ''){
    router.push({ path: navList[0].url})
  }
  if (navList.length === 0) return;
  const menuObj = navList.find((item) => {
    const itemPath = item.submenu.length > 0 ? `/${path.split('/').filter(Boolean)[0]}` : path;
    return itemPath === item.url;
  });

  if (!menuObj || menuObj.type === '1') {
    useAppStore().setNavStatus({ type: 'manage' });
  } else if (menuObj.type === '2') {
    useAppStore().setNavStatus({ type: 'project' });
  }
}

router.afterEach(() => {
  NProgress.done()
})
